The National Weather Service in Pueblo has issued a Fire Weather Watch for strong winds and low relative humidity, which is in effect from Tuesday morning through Tuesday evening. * AFFECTED AREA...Fire Weather Zones 231, 232, 233, 234, 235, 236 and 237. * TIMING...From Tuesday morning through Tuesday evening. * WINDS...West 30 to 40 mph with gusts up to 60 mph. * RELATIVE HUMIDITY...As low as 11 percent. * IMPACTS...Fires will catch and spread quickly. Exercise extreme caution with any outdoor burning.